Home / 5,370.71-7,411.16-3,012.53

Finding the Fourth Proportional to 5,370.71, 7,411.16 and 3,012.53

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Solution

The fourth proportional to 5,370.71, 7,411.16 and 3,012.53 is: 4,157.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370.71 : 7,411.16 = 3,012.53 : x
  2. Step 2: Convert to fraction form
    5,370.71/7,411.16 = 3,012.53/x
  3. Step 3: Cross multiply
    5,370.71x = 7,411.16 × 3,012.53
  4. Step 4: Simplify right side
    5,370.71x = 22,326,312.31
  5. Step 5: Solve for x
    x = 22,326,312.31/5,370.71
  6. Step 6: Final answer
    x = 4,157.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.